package com.tedu.bill;

/**
 * Author������
 * Date: 2024/3/12 19:19
 * Js  var
 */
public class TestVariable {
    public static void main(String[] args) {
        System.out.println("=========");
        //声明一个变量a
        int a ;
        //给变量a赋值
        a = 10;
        //使用变量a
        System.out.println(a);
        //声明一个变量b
        int b;
        //正数数据过大
        //Integer number too large
        //b = 123456789000;
        b = 'c';//将数据c转化为数字99
        System.out.println(b);//99
    }
}
